// Uses AMD or browser globals to create a jQuery plugin.
(function(factory) {
    if (typeof define === "function" && define.amd) {
        // AMD. Register as an anonymous module.
        define(["jquery"], factory);
    } else {
        // Browser globals
        factory(jQuery);
    }
}(function(jQuery) {
    var module = { exports: {} }; // Fake component


/**
 * Expose `Emitter`.
 */

    module.exports = Emitter;

/**
 * Initialize a new `Emitter`.
 *
 * @api public
 */

    function Emitter(obj) {
        if (obj) return mixin(obj);
    };

/**
 * Mixin the emitter properties.
 *
 * @param {Object} obj
 * @return {Object}
 * @api private
 */

    function mixin(obj) {
        for (var key in Emitter.prototype) {
            obj[key] = Emitter.prototype[key];
        }
        return obj;
    }

/**
 * Listen on the given `event` with `fn`.
 *
 * @param {String} event
 * @param {Function} fn
 * @return {Emitter}
 * @api public
 */

    Emitter.prototype.on =
        Emitter.prototype.addEventListener = function(event, fn) {
            this._callbacks = this._callbacks || {};
            (this._callbacks[event] = this._callbacks[event] || [])
                .push(fn);
            return this;
        };

/**
 * Adds an `event` listener that will be invoked a single
 * time then automatically removed.
 *
 * @param {String} event
 * @param {Function} fn
 * @return {Emitter}
 * @api public
 */

    Emitter.prototype.once = function(event, fn) {
        var self = this;
        this._callbacks = this._callbacks || {};

        function on() {
            self.off(event, on);
            fn.apply(this, arguments);
        }

        on.fn = fn;
        this.on(event, on);
        return this;
    };

/**
 * Remove the given callback for `event` or all
 * registered callbacks.
 *
 * @param {String} event
 * @param {Function} fn
 * @return {Emitter}
 * @api public
 */

    Emitter.prototype.off =
        Emitter.prototype.removeListener =
        Emitter.prototype.removeAllListeners =
        Emitter.prototype.removeEventListener = function(event, fn) {
            this._callbacks = this._callbacks || {};

            // all
            if (0 == arguments.length) {
                this._callbacks = {};
                return this;
            }

            // specific event
            var callbacks = this._callbacks[event];
            if (!callbacks) return this;

            // remove all handlers
            if (1 == arguments.length) {
                delete this._callbacks[event];
                return this;
            }

            // remove specific handler
            var cb;
            for (var i = 0; i < callbacks.length; i++) {
                cb = callbacks[i];
                if (cb === fn || cb.fn === fn) {
                    callbacks.splice(i, 1);
                    break;
                }
            }
            return this;
        };

/**
 * Emit `event` with the given args.
 *
 * @param {String} event
 * @param {Mixed} ...
 * @return {Emitter}
 */

    Emitter.prototype.emit = function(event) {
        this._callbacks = this._callbacks || {};
        var args = [].slice.call(arguments, 1), callbacks = this._callbacks[event];

        if (callbacks) {
            callbacks = callbacks.slice(0);
            for (var i = 0, len = callbacks.length; i < len; ++i) {
                callbacks[i].apply(this, args);
            }
        }

        return this;
    };

/**
 * Return array of callbacks for `event`.
 *
 * @param {String} event
 * @return {Array}
 * @api public
 */

    Emitter.prototype.listeners = function(event) {
        this._callbacks = this._callbacks || {};
        return this._callbacks[event] || [];
    };

/**
 * Check if this emitter has `event` handlers.
 *
 * @param {String} event
 * @return {Boolean}
 * @api public
 */

    Emitter.prototype.hasListeners = function(event) {
        return !! this.listeners(event).length;
    };


/*
 *
 * More info at [www.dropzonejs.com](http://www.dropzonejs.com)
 *
 * Copyright (c) 2012, Matias Meno
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *
 */

    (function() {
        var Dropzone,
            Em,
            camelize,
            contentLoaded,
            detectVerticalSquash,
            drawImageIOSFix,
            noop,
            without,
            __hasProp = {}.hasOwnProperty,
            __extends = function(child, parent) {
                for (var key in parent) {
                    if (__hasProp.call(parent, key)) child[key] = parent[key];
                }

                function ctor() { this.constructor = child; }

                ctor.prototype = parent.prototype;
                child.prototype = new ctor();
                child.__super__ = parent.prototype;
                return child;
            },
            __slice = [].slice;

        Em = typeof Emitter !== "undefined" && Emitter !== null ? Emitter : require("emitter");

        noop = function() {};

        Dropzone = (function(_super) {
            var extend;

            __extends(Dropzone, _super);


            /*
            This is a list of all available events you can register on a dropzone object.
            
            You can register an event handler like this:
            
                dropzone.on("dragEnter", function() { });
             */

            Dropzone.prototype.events = [
                "drop", "dragstart", "dragend", "dragenter", "dragover", "dragleave", "addedfile", "removedfile",
                "thumbnail", "error", "errormultiple", "processing", "processingmultiple", "uploadprogress",
                "totaluploadprogress", "sending", "sendingmultiple", "success", "successmultiple", "canceled",
                "canceledmultiple", "complete", "completemultiple", "reset", "maxfilesexceeded", "maxfilesreached"
            ];

            Dropzone.prototype.defaultOptions = {
                url: null,
                method: "post",
                withCredentials: false,
                parallelUploads: 2,
                uploadMultiple: false,
                maxFilesize: 256,
                paramName: "file",
                createImageThumbnails: true,
                maxThumbnailFilesize: 10,
                thumbnailWidth: 100,
                thumbnailHeight: 100,
                maxFiles: null,
                params: {},
                clickable: true,
                ignoreHiddenFiles: true,
                acceptedFiles: null,
                acceptedMimeTypes: null,
                autoProcessQueue: true,
                autoQueue: true,
                addRemoveLinks: false,
                previewsContainer: null,
                dictDefaultMessage: "Drop files here to upload",
                dictFallbackMessage: "Your browser does not support drag'n'drop file uploads.",
                dictFallbackText: "Please use the fallback form below to upload your files like in the olden days.",
                dictFileTooBig: "File is too big ({{filesize}}MiB). Max filesize: {{maxFilesize}}MiB.",
                dictInvalidFileType: "You can't upload files of this type.",
                dictResponseError: "Server responded with {{statusCode}} code.",
                dictCancelUpload: "Cancel upload",
                dictCancelUploadConfirmation: "Are you sure you want to cancel this upload?",
                dictRemoveFile: "Remove file",
                dictRemoveFileConfirmation: null,
                dictMaxFilesExceeded: "You can not upload any more files.",
                accept: function(file, done) {
                    return done();
                },
                init: function() {
                    return noop;
                },
                forceFallback: false,
                fallback: function() {
                    var child, messageElement, span, _i, _len, _ref;
                    this.element.className = "" + this.element.className + " dz-browser-not-supported";
                    _ref = this.element.getElementsByTagName("div");
                    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                        child = _ref[_i];
                        if (/(^| )dz-message($| )/.test(child.className)) {
                            messageElement = child;
                            child.className = "dz-message";
                            continue;
                        }
                    }
                    if (!messageElement) {
                        messageElement = Dropzone.createElement("<div class=\"dz-message\"><span></span></div>");
                        this.element.appendChild(messageElement);
                    }
                    span = messageElement.getElementsByTagName("span")[0];
                    if (span) {
                        span.textContent = this.options.dictFallbackMessage;
                    }
                    return this.element.appendChild(this.getFallbackForm());
                },
                resize: function(file) {
                    var info, srcRatio, trgRatio;
                    info = {
                        srcX: 0,
                        srcY: 0,
                        srcWidth: file.width,
                        srcHeight: file.height
                    };
                    srcRatio = file.width / file.height;
                    info.optWidth = this.options.thumbnailWidth;
                    info.optHeight = this.options.thumbnailHeight;
                    if ((info.optWidth == null) && (info.optHeight == null)) {
                        info.optWidth = info.srcWidth;
                        info.optHeight = info.srcHeight;
                    } else if (info.optWidth == null) {
                        info.optWidth = srcRatio * info.optHeight;
                    } else if (info.optHeight == null) {
                        info.optHeight = (1 / srcRatio) * info.optWidth;
                    }
                    trgRatio = info.optWidth / info.optHeight;
                    if (file.height < info.optHeight || file.width < info.optWidth) {
                        info.trgHeight = info.srcHeight;
                        info.trgWidth = info.srcWidth;
                    } else {
                        if (srcRatio > trgRatio) {
                            info.srcHeight = file.height;
                            info.srcWidth = info.srcHeight * trgRatio;
                        } else {
                            info.srcWidth = file.width;
                            info.srcHeight = info.srcWidth / trgRatio;
                        }
                    }
                    info.srcX = (file.width - info.srcWidth) / 2;
                    info.srcY = (file.height - info.srcHeight) / 2;
                    return info;
                },

                /*
                Those functions register themselves to the events on init and handle all
                the user interface specific stuff. Overwriting them won't break the upload
                but can break the way it's displayed.
                You can overwrite them if you don't like the default behavior. If you just
                want to add an additional event handler, register it on the dropzone object
                and don't overwrite those options.
                 */
                drop: function(e) {
                    return this.element.classList.remove("dz-drag-hover");
                },
                dragstart: noop,
                dragend: function(e) {
                    return this.element.classList.remove("dz-drag-hover");
                },
                dragenter: function(e) {
                    return this.element.classList.add("dz-drag-hover");
                },
                dragover: function(e) {
                    return this.element.classList.add("dz-drag-hover");
                },
                dragleave: function(e) {
                    return this.element.classList.remove("dz-drag-hover");
                },
                paste: noop,
                reset: function() {
                    return this.element.classList.remove("dz-started");
                },
                addedfile: function(file) {
                    var node, removeFileEvent, removeLink, _i, _j, _k, _len, _len1, _len2, _ref, _ref1, _ref2, _results;
                    if (this.element === this.previewsContainer) {
                        this.element.classList.add("dz-started");
                    }
                    if (this.previewsContainer) {
                        file.previewElement = Dropzone.createElement(this.options.previewTemplate.trim());
                        file.previewTemplate = file.previewElement;
                        this.previewsContainer.appendChild(file.previewElement);
                        _ref = file.previewElement.querySelectorAll("[data-dz-name]");
                        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                            node = _ref[_i];
                            node.textContent = file.name;
                        }
                        _ref1 = file.previewElement.querySelectorAll("[data-dz-size]");
                        for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
                            node = _ref1[_j];
                            node.innerHTML = this.filesize(file.size);
                        }
                        if (this.options.addRemoveLinks) {
                            file._removeLink =
                                Dropzone.createElement(
                                    "<a class=\"dz-remove\" href=\"javascript:undefined;\" data-dz-remove>" +
                                    this.options.dictRemoveFile +
                                    "</a>");
                            file.previewElement.appendChild(file._removeLink);
                        }
                        removeFileEvent = (function(_this) {
                            return function(e) {
                                e.preventDefault();
                                e.stopPropagation();
                                if (file.status === Dropzone.UPLOADING) {
                                    return Dropzone.confirm(_this.options.dictCancelUploadConfirmation,
                                        function() {
                                            return _this.removeFile(file);
                                        });
                                } else {
                                    if (_this.options.dictRemoveFileConfirmation) {
                                        return Dropzone.confirm(_this.options.dictRemoveFileConfirmation,
                                            function() {
                                                return _this.removeFile(file);
                                            });
                                    } else {
                                        return _this.removeFile(file);
                                    }
                                }
                            };
                        })(this);
                        _ref2 = file.previewElement.querySelectorAll("[data-dz-remove]");
                        _results = [];
                        for (_k = 0, _len2 = _ref2.length; _k < _len2; _k++) {
                            removeLink = _ref2[_k];
                            _results.push(removeLink.addEventListener("click", removeFileEvent));
                        }
                        return _results;
                    }
                },
                removedfile: function(file) {
                    var _ref;
                    if (file.previewElement) {
                        if ((_ref = file.previewElement) != null) {
                            _ref.parentNode.removeChild(file.previewElement);
                        }
                    }
                    return this._updateMaxFilesReachedClass();
                },
                thumbnail: function(file, dataUrl) {
                    var thumbnailElement, _i, _len, _ref, _results;
                    if (file.previewElement) {
                        file.previewElement.classList.remove("dz-file-preview");
                        file.previewElement.classList.add("dz-image-preview");
                        _ref = file.previewElement.querySelectorAll("[data-dz-thumbnail]");
                        _results = [];
                        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                            thumbnailElement = _ref[_i];
                            thumbnailElement.alt = file.name;
                            _results.push(thumbnailElement.src = dataUrl);
                        }
                        return _results;
                    }
                },
                error: function(file, message) {
                    var node, _i, _len, _ref, _results;
                    if (file.previewElement) {
                        file.previewElement.classList.add("dz-error");
                        if (typeof message !== "String" && message.error) {
                            message = message.error;
                        }
                        _ref = file.previewElement.querySelectorAll("[data-dz-errormessage]");
                        _results = [];
                        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                            node = _ref[_i];
                            _results.push(node.textContent = message);
                        }
                        return _results;
                    }
                },
                errormultiple: noop,
                processing: function(file) {
                    if (file.previewElement) {
                        file.previewElement.classList.add("dz-processing");
                        if (file._removeLink) {
                            return file._removeLink.textContent = this.options.dictCancelUpload;
                        }
                    }
                },
                processingmultiple: noop,
                uploadprogress: function(file, progress, bytesSent) {
                    var node, _i, _len, _ref, _results;
                    if (file.previewElement) {
                        _ref = file.previewElement.querySelectorAll("[data-dz-uploadprogress]");
                        _results = [];
                        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                            node = _ref[_i];
                            _results.push(node.style.width = "" + progress + "%");
                        }
                        return _results;
                    }
                },
                totaluploadprogress: noop,
                sending: noop,
                sendingmultiple: noop,
                success: function(file) {
                    if (file.previewElement) {
                        return file.previewElement.classList.add("dz-success");
                    }
                },
                successmultiple: noop,
                canceled: function(file) {
                    return this.emit("error", file, "Upload canceled.");
                },
                canceledmultiple: noop,
                complete: function(file) {
                    if (file._removeLink) {
                        return file._removeLink.textContent = this.options.dictRemoveFile;
                    }
                },
                completemultiple: noop,
                maxfilesexceeded: noop,
                maxfilesreached: noop,
                previewTemplate:
                    "<div class=\"dz-preview dz-file-preview\">\n  <div class=\"dz-details\">\n    <div class=\"dz-filename\"><span data-dz-name></span></div>\n    <div class=\"dz-size\" data-dz-size></div>\n    <img data-dz-thumbnail />\n  </div>\n  <div class=\"dz-progress\"><span class=\"dz-upload\" data-dz-uploadprogress></span></div>\n  <div class=\"dz-success-mark\"><span>✔</span></div>\n  <div class=\"dz-error-mark\"><span>✘</span></div>\n  <div class=\"dz-error-message\"><span data-dz-errormessage></span></div>\n</div>"
            };

            extend = function() {
                var key, object, objects, target, val, _i, _len;
                target = arguments[0], objects = 2 <= arguments.length ? __slice.call(arguments, 1) : [];
                for (_i = 0, _len = objects.length; _i < _len; _i++) {
                    object = objects[_i];
                    for (key in object) {
                        val = object[key];
                        target[key] = val;
                    }
                }
                return target;
            };

            function Dropzone(element, options) {
                var elementOptions, fallback, _ref;
                this.element = element;
                this.version = Dropzone.version;
                this.defaultOptions.previewTemplate = this.defaultOptions.previewTemplate.replace(/\n*/g, "");
                this.clickableElements = [];
                this.listeners = [];
                this.files = [];
                if (typeof this.element === "string") {
                    this.element = document.querySelector(this.element);
                }
                if (!(this.element && (this.element.nodeType != null))) {
                    throw new Error("Invalid dropzone element.");
                }
                if (this.element.dropzone) {
                    throw new Error("Dropzone already attached.");
                }
                Dropzone.instances.push(this);
                this.element.dropzone = this;
                elementOptions = (_ref = Dropzone.optionsForElement(this.element)) != null ? _ref : {};
                this.options = extend({}, this.defaultOptions, elementOptions, options != null ? options : {});
                if (this.options.forceFallback || !Dropzone.isBrowserSupported()) {
                    return this.options.fallback.call(this);
                }
                if (this.options.url == null) {
                    this.options.url = this.element.getAttribute("action");
                }
                if (!this.options.url) {
                    throw new Error("No URL provided.");
                }
                if (this.options.acceptedFiles && this.options.acceptedMimeTypes) {
                    throw new Error(
                        "You can't provide both 'acceptedFiles' and 'acceptedMimeTypes'. 'acceptedMimeTypes' is deprecated.");
                }
                if (this.options.acceptedMimeTypes) {
                    this.options.acceptedFiles = this.options.acceptedMimeTypes;
                    delete this.options.acceptedMimeTypes;
                }
                this.options.method = this.options.method.toUpperCase();
                if ((fallback = this.getExistingFallback()) && fallback.parentNode) {
                    fallback.parentNode.removeChild(fallback);
                }
                if (this.options.previewsContainer !== false) {
                    if (this.options.previewsContainer) {
                        this.previewsContainer =
                            Dropzone.getElement(this.options.previewsContainer, "previewsContainer");
                    } else {
                        this.previewsContainer = this.element;
                    }
                }
                if (this.options.clickable) {
                    if (this.options.clickable === true) {
                        this.clickableElements = [this.element];
                    } else {
                        this.clickableElements = Dropzone.getElements(this.options.clickable, "clickable");
                    }
                }
                this.init();
            }

            Dropzone.prototype.getAcceptedFiles = function() {
                var file, _i, _len, _ref, _results;
                _ref = this.files;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    if (file.accepted) {
                        _results.push(file);
                    }
                }
                return _results;
            };

            Dropzone.prototype.getRejectedFiles = function() {
                var file, _i, _len, _ref, _results;
                _ref = this.files;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    if (!file.accepted) {
                        _results.push(file);
                    }
                }
                return _results;
            };

            Dropzone.prototype.getFilesWithStatus = function(status) {
                var file, _i, _len, _ref, _results;
                _ref = this.files;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    if (file.status === status) {
                        _results.push(file);
                    }
                }
                return _results;
            };

            Dropzone.prototype.getQueuedFiles = function() {
                return this.getFilesWithStatus(Dropzone.QUEUED);
            };

            Dropzone.prototype.getUploadingFiles = function() {
                return this.getFilesWithStatus(Dropzone.UPLOADING);
            };

            Dropzone.prototype.getActiveFiles = function() {
                var file, _i, _len, _ref, _results;
                _ref = this.files;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    if (file.status === Dropzone.UPLOADING || file.status === Dropzone.QUEUED) {
                        _results.push(file);
                    }
                }
                return _results;
            };

            Dropzone.prototype.init = function() {
                var eventName, noPropagation, setupHiddenFileInput, _i, _len, _ref, _ref1;
                if (this.element.tagName === "form") {
                    this.element.setAttribute("enctype", "multipart/form-data");
                }
                if (this.element.classList.contains("dropzone") && !this.element.querySelector(".dz-message")) {
                    this.element.appendChild(Dropzone.createElement("<div class=\"dz-default dz-message\"><span>" +
                        this.options.dictDefaultMessage +
                        "</span></div>"));
                }
                if (this.clickableElements.length) {
                    setupHiddenFileInput = (function(_this) {
                        return function() {
                            if (_this.hiddenFileInput) {
                                document.body.removeChild(_this.hiddenFileInput);
                            }
                            _this.hiddenFileInput = document.createElement("input");
                            _this.hiddenFileInput.setAttribute("type", "file");
                            if ((_this.options.maxFiles == null) || _this.options.maxFiles > 1) {
                                _this.hiddenFileInput.setAttribute("multiple", "multiple");
                            }
                            _this.hiddenFileInput.className = "dz-hidden-input";
                            if (_this.options.acceptedFiles != null) {
                                _this.hiddenFileInput.setAttribute("accept", _this.options.acceptedFiles);
                            }
                            _this.hiddenFileInput.style.visibility = "hidden";
                            _this.hiddenFileInput.style.position = "absolute";
                            _this.hiddenFileInput.style.top = "0";
                            _this.hiddenFileInput.style.left = "0";
                            _this.hiddenFileInput.style.height = "0";
                            _this.hiddenFileInput.style.width = "0";
                            document.body.appendChild(_this.hiddenFileInput);
                            return _this.hiddenFileInput.addEventListener("change",
                                function() {
                                    var file, files, _i, _len;
                                    files = _this.hiddenFileInput.files;
                                    if (files.length) {
                                        for (_i = 0, _len = files.length; _i < _len; _i++) {
                                            file = files[_i];
                                            _this.addFile(file);
                                        }
                                    }
                                    return setupHiddenFileInput();
                                });
                        };
                    })(this);
                    setupHiddenFileInput();
                }
                this.URL = (_ref = window.URL) != null ? _ref : window.webkitURL;
                _ref1 = this.events;
                for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
                    eventName = _ref1[_i];
                    this.on(eventName, this.options[eventName]);
                }
                this.on("uploadprogress",
                    (function(_this) {
                        return function() {
                            return _this.updateTotalUploadProgress();
                        };
                    })(this));
                this.on("removedfile",
                    (function(_this) {
                        return function() {
                            return _this.updateTotalUploadProgress();
                        };
                    })(this));
                this.on("canceled",
                    (function(_this) {
                        return function(file) {
                            return _this.emit("complete", file);
                        };
                    })(this));
                this.on("complete",
                    (function(_this) {
                        return function(file) {
                            if (_this.getUploadingFiles().length === 0 && _this.getQueuedFiles().length === 0) {
                                return setTimeout((function() {
                                        return _this.emit("queuecomplete");
                                    }),
                                    0);
                            }
                        };
                    })(this));
                noPropagation = function(e) {
                    e.stopPropagation();
                    if (e.preventDefault) {
                        return e.preventDefault();
                    } else {
                        return e.returnValue = false;
                    }
                };
                this.listeners = [
                    {
                        element: this.element,
                        events: {
                            "dragstart": (function(_this) {
                                return function(e) {
                                    return _this.emit("dragstart", e);
                                };
                            })(this),
                            "dragenter": (function(_this) {
                                return function(e) {
                                    noPropagation(e);
                                    return _this.emit("dragenter", e);
                                };
                            })(this),
                            "dragover": (function(_this) {
                                return function(e) {
                                    var efct;
                                    try {
                                        efct = e.dataTransfer.effectAllowed;
                                    } catch (_error) {
                                    }
                                    e.dataTransfer.dropEffect =
                                        "move" === efct || "linkMove" === efct ? "move" : "copy";
                                    noPropagation(e);
                                    return _this.emit("dragover", e);
                                };
                            })(this),
                            "dragleave": (function(_this) {
                                return function(e) {
                                    return _this.emit("dragleave", e);
                                };
                            })(this),
                            "drop": (function(_this) {
                                return function(e) {
                                    noPropagation(e);
                                    return _this.drop(e);
                                };
                            })(this),
                            "dragend": (function(_this) {
                                return function(e) {
                                    return _this.emit("dragend", e);
                                };
                            })(this)
                        }
                    }
                ];
                this.clickableElements.forEach((function(_this) {
                    return function(clickableElement) {
                        return _this.listeners.push({
                            element: clickableElement,
                            events: {
                                "click": function(evt) {
                                    if ((clickableElement !== _this.element) ||
                                    (evt.target === _this.element ||
                                        Dropzone.elementInside(evt.target,
                                            _this.element.querySelector(".dz-message")))) {
                                        return _this.hiddenFileInput.click();
                                    }
                                }
                            }
                        });
                    };
                })(this));
                this.enable();
                return this.options.init.call(this);
            };

            Dropzone.prototype.destroy = function() {
                var _ref;
                this.disable();
                this.removeAllFiles(true);
                if ((_ref = this.hiddenFileInput) != null ? _ref.parentNode : void 0) {
                    this.hiddenFileInput.parentNode.removeChild(this.hiddenFileInput);
                    this.hiddenFileInput = null;
                }
                delete this.element.dropzone;
                return Dropzone.instances.splice(Dropzone.instances.indexOf(this), 1);
            };

            Dropzone.prototype.updateTotalUploadProgress = function() {
                var activeFiles, file, totalBytes, totalBytesSent, totalUploadProgress, _i, _len, _ref;
                totalBytesSent = 0;
                totalBytes = 0;
                activeFiles = this.getActiveFiles();
                if (activeFiles.length) {
                    _ref = this.getActiveFiles();
                    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                        file = _ref[_i];
                        totalBytesSent += file.upload.bytesSent;
                        totalBytes += file.upload.total;
                    }
                    totalUploadProgress = 100 * totalBytesSent / totalBytes;
                } else {
                    totalUploadProgress = 100;
                }
                return this.emit("totaluploadprogress", totalUploadProgress, totalBytes, totalBytesSent);
            };

            Dropzone.prototype._getParamName = function(n) {
                if (typeof this.options.paramName === "function") {
                    return this.options.paramName(n);
                } else {
                    return "" + this.options.paramName + (this.options.uploadMultiple ? "[" + n + "]" : "");
                }
            };

            Dropzone.prototype.getFallbackForm = function() {
                var existingFallback, fields, fieldsString, form;
                if (existingFallback = this.getExistingFallback()) {
                    return existingFallback;
                }
                fieldsString = "<div class=\"dz-fallback\">";
                if (this.options.dictFallbackText) {
                    fieldsString += "<p>" + this.options.dictFallbackText + "</p>";
                }
                fieldsString += "<input type=\"file\" name=\"" +
                    (this._getParamName(0)) +
                    "\" " +
                    (this.options.uploadMultiple ? 'multiple="multiple"' : void 0) +
                    " /><input type=\"submit\" value=\"Upload!\"></div>";
                fields = Dropzone.createElement(fieldsString);
                if (this.element.tagName !== "FORM") {
                    form = Dropzone.createElement("<form action=\"" +
                        this.options.url +
                        "\" enctype=\"multipart/form-data\" method=\"" +
                        this.options.method +
                        "\"></form>");
                    form.appendChild(fields);
                } else {
                    this.element.setAttribute("enctype", "multipart/form-data");
                    this.element.setAttribute("method", this.options.method);
                }
                return form != null ? form : fields;
            };

            Dropzone.prototype.getExistingFallback = function() {
                var fallback, getFallback, tagName, _i, _len, _ref;
                getFallback = function(elements) {
                    var el, _i, _len;
                    for (_i = 0, _len = elements.length; _i < _len; _i++) {
                        el = elements[_i];
                        if (/(^| )fallback($| )/.test(el.className)) {
                            return el;
                        }
                    }
                };
                _ref = ["div", "form"];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    tagName = _ref[_i];
                    if (fallback = getFallback(this.element.getElementsByTagName(tagName))) {
                        return fallback;
                    }
                }
            };

            Dropzone.prototype.setupEventListeners = function() {
                var elementListeners, event, listener, _i, _len, _ref, _results;
                _ref = this.listeners;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    elementListeners = _ref[_i];
                    _results.push((function() {
                        var _ref1, _results1;
                        _ref1 = elementListeners.events;
                        _results1 = [];
                        for (event in _ref1) {
                            listener = _ref1[event];
                            _results1.push(elementListeners.element.addEventListener(event, listener, false));
                        }
                        return _results1;
                    })());
                }
                return _results;
            };

            Dropzone.prototype.removeEventListeners = function() {
                var elementListeners, event, listener, _i, _len, _ref, _results;
                _ref = this.listeners;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    elementListeners = _ref[_i];
                    _results.push((function() {
                        var _ref1, _results1;
                        _ref1 = elementListeners.events;
                        _results1 = [];
                        for (event in _ref1) {
                            listener = _ref1[event];
                            _results1.push(elementListeners.element.removeEventListener(event, listener, false));
                        }
                        return _results1;
                    })());
                }
                return _results;
            };

            Dropzone.prototype.disable = function() {
                var file, _i, _len, _ref, _results;
                this.clickableElements.forEach(function(element) {
                    return element.classList.remove("dz-clickable");
                });
                this.removeEventListeners();
                _ref = this.files;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    _results.push(this.cancelUpload(file));
                }
                return _results;
            };

            Dropzone.prototype.enable = function() {
                this.clickableElements.forEach(function(element) {
                    return element.classList.add("dz-clickable");
                });
                return this.setupEventListeners();
            };

            Dropzone.prototype.filesize = function(size) {
                var string;
                if (size >= 1024 * 1024 * 1024 * 1024 / 10) {
                    size = size / (1024 * 1024 * 1024 * 1024 / 10);
                    string = "TiB";
                } else if (size >= 1024 * 1024 * 1024 / 10) {
                    size = size / (1024 * 1024 * 1024 / 10);
                    string = "GiB";
                } else if (size >= 1024 * 1024 / 10) {
                    size = size / (1024 * 1024 / 10);
                    string = "MiB";
                } else if (size >= 1024 / 10) {
                    size = size / (1024 / 10);
                    string = "KiB";
                } else {
                    size = size * 10;
                    string = "b";
                }
                return "<strong>" + (Math.round(size) / 10) + "</strong> " + string;
            };

            Dropzone.prototype._updateMaxFilesReachedClass = function() {
                if ((this.options.maxFiles != null) && this.getAcceptedFiles().length >= this.options.maxFiles) {
                    if (this.getAcceptedFiles().length === this.options.maxFiles) {
                        this.emit("maxfilesreached", this.files);
                    }
                    return this.element.classList.add("dz-max-files-reached");
                } else {
                    return this.element.classList.remove("dz-max-files-reached");
                }
            };

            Dropzone.prototype.drop = function(e) {
                var files, items;
                if (!e.dataTransfer) {
                    return;
                }
                this.emit("drop", e);
                files = e.dataTransfer.files;
                if (files.length) {
                    items = e.dataTransfer.items;
                    if (items && items.length && (items[0].webkitGetAsEntry != null)) {
                        this._addFilesFromItems(items);
                    } else {
                        this.handleFiles(files);
                    }
                }
            };

            Dropzone.prototype.paste = function(e) {
                var items, _ref;
                if ((e != null ? (_ref = e.clipboardData) != null ? _ref.items : void 0 : void 0) == null) {
                    return;
                }
                this.emit("paste", e);
                items = e.clipboardData.items;
                if (items.length) {
                    return this._addFilesFromItems(items);
                }
            };

            Dropzone.prototype.handleFiles = function(files) {
                var file, _i, _len, _results;
                _results = [];
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    _results.push(this.addFile(file));
                }
                return _results;
            };

            Dropzone.prototype._addFilesFromItems = function(items) {
                var entry, item, _i, _len, _results;
                _results = [];
                for (_i = 0, _len = items.length; _i < _len; _i++) {
                    item = items[_i];
                    if ((item.webkitGetAsEntry != null) && (entry = item.webkitGetAsEntry())) {
                        if (entry.isFile) {
                            _results.push(this.addFile(item.getAsFile()));
                        } else if (entry.isDirectory) {
                            _results.push(this._addFilesFromDirectory(entry, entry.name));
                        } else {
                            _results.push(void 0);
                        }
                    } else if (item.getAsFile != null) {
                        if ((item.kind == null) || item.kind === "file") {
                            _results.push(this.addFile(item.getAsFile()));
                        } else {
                            _results.push(void 0);
                        }
                    } else {
                        _results.push(void 0);
                    }
                }
                return _results;
            };

            Dropzone.prototype._addFilesFromDirectory = function(directory, path) {
                var dirReader, entriesReader;
                dirReader = directory.createReader();
                entriesReader = (function(_this) {
                    return function(entries) {
                        var entry, _i, _len;
                        for (_i = 0, _len = entries.length; _i < _len; _i++) {
                            entry = entries[_i];
                            if (entry.isFile) {
                                entry.file(function(file) {
                                    if (_this.options.ignoreHiddenFiles && file.name.substring(0, 1) === ".") {
                                        return;
                                    }
                                    file.fullPath = "" + path + "/" + file.name;
                                    return _this.addFile(file);
                                });
                            } else if (entry.isDirectory) {
                                _this._addFilesFromDirectory(entry, "" + path + "/" + entry.name);
                            }
                        }
                    };
                })(this);
                return dirReader.readEntries(entriesReader,
                    function(error) {
                        return typeof console !== "undefined" && console !== null
                            ? typeof console.log === "function"
                            ? console.log(error)
                            : void 0
                            : void 0;
                    });
            };

            Dropzone.prototype.accept = function(file, done) {
                if (file.size > this.options.maxFilesize * 1024 * 1024) {
                    return done(this.options.dictFileTooBig
                        .replace("{{filesize}}", Math.round(file.size / 1024 / 10.24) / 100)
                        .replace("{{maxFilesize}}", this.options.maxFilesize));
                } else if (!Dropzone.isValidFile(file, this.options.acceptedFiles)) {
                    return done(this.options.dictInvalidFileType);
                } else if ((this.options.maxFiles != null) && this.getAcceptedFiles().length >= this.options.maxFiles) {
                    done(this.options.dictMaxFilesExceeded.replace("{{maxFiles}}", this.options.maxFiles));
                    return this.emit("maxfilesexceeded", file);
                } else {
                    return this.options.accept.call(this, file, done);
                }
            };

            Dropzone.prototype.addFile = function(file) {
                file.upload = {
                    progress: 0,
                    total: file.size,
                    bytesSent: 0
                };
                this.files.push(file);
                file.status = Dropzone.ADDED;
                this.emit("addedfile", file);
                this._enqueueThumbnail(file);
                return this.accept(file,
                    (function(_this) {
                        return function(error) {
                            if (error) {
                                file.accepted = false;
                                _this._errorProcessing([file], error);
                            } else {
                                file.accepted = true;
                                if (_this.options.autoQueue) {
                                    _this.enqueueFile(file);
                                }
                            }
                            return _this._updateMaxFilesReachedClass();
                        };
                    })(this));
            };

            Dropzone.prototype.enqueueFiles = function(files) {
                var file, _i, _len;
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    this.enqueueFile(file);
                }
                return null;
            };

            Dropzone.prototype.enqueueFile = function(file) {
                if (file.status === Dropzone.ADDED && file.accepted === true) {
                    file.status = Dropzone.QUEUED;
                    if (this.options.autoProcessQueue) {
                        return setTimeout(((function(_this) {
                                return function() {
                                    return _this.processQueue();
                                };
                            })(this)),
                            0);
                    }
                } else {
                    throw new Error("This file can't be queued because it has already been processed or was rejected.");
                }
            };

            Dropzone.prototype._thumbnailQueue = [];

            Dropzone.prototype._processingThumbnail = false;

            Dropzone.prototype._enqueueThumbnail = function(file) {
                if (this.options.createImageThumbnails &&
                    file.type.match(/image.*/) &&
                    file.size <= this.options.maxThumbnailFilesize * 1024 * 1024) {
                    this._thumbnailQueue.push(file);
                    return setTimeout(((function(_this) {
                            return function() {
                                return _this._processThumbnailQueue();
                            };
                        })(this)),
                        0);
                }
            };

            Dropzone.prototype._processThumbnailQueue = function() {
                if (this._processingThumbnail || this._thumbnailQueue.length === 0) {
                    return;
                }
                this._processingThumbnail = true;
                return this.createThumbnail(this._thumbnailQueue.shift(),
                    (function(_this) {
                        return function() {
                            _this._processingThumbnail = false;
                            return _this._processThumbnailQueue();
                        };
                    })(this));
            };

            Dropzone.prototype.removeFile = function(file) {
                if (file.status === Dropzone.UPLOADING) {
                    this.cancelUpload(file);
                }
                this.files = without(this.files, file);
                this.emit("removedfile", file);
                if (this.files.length === 0) {
                    return this.emit("reset");
                }
            };

            Dropzone.prototype.removeAllFiles = function(cancelIfNecessary) {
                var file, _i, _len, _ref;
                if (cancelIfNecessary == null) {
                    cancelIfNecessary = false;
                }
                _ref = this.files.slice();
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    if (file.status !== Dropzone.UPLOADING || cancelIfNecessary) {
                        this.removeFile(file);
                    }
                }
                return null;
            };

            Dropzone.prototype.createThumbnail = function(file, callback) {
                var fileReader;
                fileReader = new FileReader;
                fileReader.onload = (function(_this) {
                    return function() {
                        var img;
                        img = document.createElement("img");
                        img.onload = function() {
                            var canvas, ctx, resizeInfo, thumbnail, _ref, _ref1, _ref2, _ref3;
                            file.width = img.width;
                            file.height = img.height;
                            resizeInfo = _this.options.resize.call(_this, file);
                            if (resizeInfo.trgWidth == null) {
                                resizeInfo.trgWidth = resizeInfo.optWidth;
                            }
                            if (resizeInfo.trgHeight == null) {
                                resizeInfo.trgHeight = resizeInfo.optHeight;
                            }
                            canvas = document.createElement("canvas");
                            ctx = canvas.getContext("2d");
                            canvas.width = resizeInfo.trgWidth;
                            canvas.height = resizeInfo.trgHeight;
                            drawImageIOSFix(ctx,
                                img,
                                (_ref = resizeInfo.srcX) != null ? _ref : 0,
                                (_ref1 = resizeInfo.srcY) != null ? _ref1 : 0,
                                resizeInfo.srcWidth,
                                resizeInfo.srcHeight,
                                (_ref2 = resizeInfo.trgX) != null ? _ref2 : 0,
                                (_ref3 = resizeInfo.trgY) != null ? _ref3 : 0,
                                resizeInfo.trgWidth,
                                resizeInfo.trgHeight);
                            thumbnail = canvas.toDataURL("image/png");
                            _this.emit("thumbnail", file, thumbnail);
                            if (callback != null) {
                                return callback();
                            }
                        };
                        return img.src = fileReader.result;
                    };
                })(this);
                return fileReader.readAsDataURL(file);
            };

            Dropzone.prototype.processQueue = function() {
                var i, parallelUploads, processingLength, queuedFiles;
                parallelUploads = this.options.parallelUploads;
                processingLength = this.getUploadingFiles().length;
                i = processingLength;
                if (processingLength >= parallelUploads) {
                    return;
                }
                queuedFiles = this.getQueuedFiles();
                if (!(queuedFiles.length > 0)) {
                    return;
                }
                if (this.options.uploadMultiple) {
                    return this.processFiles(queuedFiles.slice(0, parallelUploads - processingLength));
                } else {
                    while (i < parallelUploads) {
                        if (!queuedFiles.length) {
                            return;
                        }
                        this.processFile(queuedFiles.shift());
                        i++;
                    }
                }
            };

            Dropzone.prototype.processFile = function(file) {
                return this.processFiles([file]);
            };

            Dropzone.prototype.processFiles = function(files) {
                var file, _i, _len;
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    file.processing = true;
                    file.status = Dropzone.UPLOADING;
                    this.emit("processing", file);
                }
                if (this.options.uploadMultiple) {
                    this.emit("processingmultiple", files);
                }
                return this.uploadFiles(files);
            };

            Dropzone.prototype._getFilesWithXhr = function(xhr) {
                var file, files;
                return files = (function() {
                    var _i, _len, _ref, _results;
                    _ref = this.files;
                    _results = [];
                    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                        file = _ref[_i];
                        if (file.xhr === xhr) {
                            _results.push(file);
                        }
                    }
                    return _results;
                }).call(this);
            };

            Dropzone.prototype.cancelUpload = function(file) {
                var groupedFile, groupedFiles, _i, _j, _len, _len1, _ref;
                if (file.status === Dropzone.UPLOADING) {
                    groupedFiles = this._getFilesWithXhr(file.xhr);
                    for (_i = 0, _len = groupedFiles.length; _i < _len; _i++) {
                        groupedFile = groupedFiles[_i];
                        groupedFile.status = Dropzone.CANCELED;
                    }
                    file.xhr.abort();
                    for (_j = 0, _len1 = groupedFiles.length; _j < _len1; _j++) {
                        groupedFile = groupedFiles[_j];
                        this.emit("canceled", groupedFile);
                    }
                    if (this.options.uploadMultiple) {
                        this.emit("canceledmultiple", groupedFiles);
                    }
                } else if ((_ref = file.status) === Dropzone.ADDED || _ref === Dropzone.QUEUED) {
                    file.status = Dropzone.CANCELED;
                    this.emit("canceled", file);
                    if (this.options.uploadMultiple) {
                        this.emit("canceledmultiple", [file]);
                    }
                }
                if (this.options.autoProcessQueue) {
                    return this.processQueue();
                }
            };

            Dropzone.prototype.uploadFile = function(file) {
                return this.uploadFiles([file]);
            };

            Dropzone.prototype.uploadFiles = function(files) {
                var file,
                    formData,
                    handleError,
                    headerName,
                    headerValue,
                    headers,
                    i,
                    input,
                    inputName,
                    inputType,
                    key,
                    option,
                    progressObj,
                    response,
                    updateProgress,
                    value,
                    xhr,
                    _i,
                    _j,
                    _k,
                    _l,
                    _len,
                    _len1,
                    _len2,
                    _len3,
                    _m,
                    _ref,
                    _ref1,
                    _ref2,
                    _ref3,
                    _ref4,
                    _ref5;
                xhr = new XMLHttpRequest();
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    file.xhr = xhr;
                }
                xhr.open(this.options.method, this.options.url, true);
                xhr.withCredentials = !!this.options.withCredentials;
                response = null;
                handleError = (function(_this) {
                    return function() {
                        var _j, _len1, _results;
                        _results = [];
                        for (_j = 0, _len1 = files.length; _j < _len1; _j++) {
                            file = files[_j];
                            _results.push(_this._errorProcessing(files,
                                response || _this.options.dictResponseError.replace("{{statusCode}}", xhr.status),
                                xhr));
                        }
                        return _results;
                    };
                })(this);
                updateProgress = (function(_this) {
                    return function(e) {
                        var allFilesFinished, progress, _j, _k, _l, _len1, _len2, _len3, _results;
                        if (e != null) {
                            progress = 100 * e.loaded / e.total;
                            for (_j = 0, _len1 = files.length; _j < _len1; _j++) {
                                file = files[_j];
                                file.upload = {
                                    progress: progress,
                                    total: e.total,
                                    bytesSent: e.loaded
                                };
                            }
                        } else {
                            allFilesFinished = true;
                            progress = 100;
                            for (_k = 0, _len2 = files.length; _k < _len2; _k++) {
                                file = files[_k];
                                if (!(file.upload.progress === 100 && file.upload.bytesSent === file.upload.total)) {
                                    allFilesFinished = false;
                                }
                                file.upload.progress = progress;
                                file.upload.bytesSent = file.upload.total;
                            }
                            if (allFilesFinished) {
                                return;
                            }
                        }
                        _results = [];
                        for (_l = 0, _len3 = files.length; _l < _len3; _l++) {
                            file = files[_l];
                            _results.push(_this.emit("uploadprogress", file, progress, file.upload.bytesSent));
                        }
                        return _results;
                    };
                })(this);
                xhr.onload = (function(_this) {
                    return function(e) {
                        var _ref;
                        if (files[0].status === Dropzone.CANCELED) {
                            return;
                        }
                        if (xhr.readyState !== 4) {
                            return;
                        }
                        response = xhr.responseText;
                        if (xhr.getResponseHeader("content-type") &&
                            ~xhr.getResponseHeader("content-type").indexOf("application/json")) {
                            try {
                                response = JSON.parse(response);
                            } catch (_error) {
                                e = _error;
                                response = "Invalid JSON response from server.";
                            }
                        }
                        updateProgress();
                        if (!((200 <= (_ref = xhr.status) && _ref < 300))) {
                            return handleError();
                        } else {
                            return _this._finished(files, response, e);
                        }
                    };
                })(this);
                xhr.onerror = (function(_this) {
                    return function() {
                        if (files[0].status === Dropzone.CANCELED) {
                            return;
                        }
                        return handleError();
                    };
                })(this);
                progressObj = (_ref = xhr.upload) != null ? _ref : xhr;
                progressObj.onprogress = updateProgress;
                headers = {
                    "Accept": "application/json",
                    "Cache-Control": "no-cache",
                    "X-Requested-With": "XMLHttpRequest"
                };
                if (this.options.headers) {
                    extend(headers, this.options.headers);
                }
                for (headerName in headers) {
                    headerValue = headers[headerName];
                    xhr.setRequestHeader(headerName, headerValue);
                }
                formData = new FormData();
                if (this.options.params) {
                    _ref1 = this.options.params;
                    for (key in _ref1) {
                        value = _ref1[key];
                        formData.append(key, value);
                    }
                }
                for (_j = 0, _len1 = files.length; _j < _len1; _j++) {
                    file = files[_j];
                    this.emit("sending", file, xhr, formData);
                }
                if (this.options.uploadMultiple) {
                    this.emit("sendingmultiple", files, xhr, formData);
                }
                if (this.element.tagName === "FORM") {
                    _ref2 = this.element.querySelectorAll("input, textarea, select, button");
                    for (_k = 0, _len2 = _ref2.length; _k < _len2; _k++) {
                        input = _ref2[_k];
                        inputName = input.getAttribute("name");
                        inputType = input.getAttribute("type");
                        if (input.tagName === "SELECT" && input.hasAttribute("multiple")) {
                            _ref3 = input.options;
                            for (_l = 0, _len3 = _ref3.length; _l < _len3; _l++) {
                                option = _ref3[_l];
                                if (option.selected) {
                                    formData.append(inputName, option.value);
                                }
                            }
                        } else if (!inputType ||
                            ((_ref4 = inputType.toLowerCase()) !== "checkbox" && _ref4 !== "radio") ||
                            input.checked) {
                            formData.append(inputName, input.value);
                        }
                    }
                }
                for (i = _m = 0, _ref5 = files.length - 1;
                    0 <= _ref5 ? _m <= _ref5 : _m >= _ref5;
                    i = 0 <= _ref5 ? ++_m : --_m) {
                    formData.append(this._getParamName(i), files[i], files[i].name);
                }
                return xhr.send(formData);
            };

            Dropzone.prototype._finished = function(files, responseText, e) {
                var file, _i, _len;
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    file.status = Dropzone.SUCCESS;
                    this.emit("success", file, responseText, e);
                    this.emit("complete", file);
                }
                if (this.options.uploadMultiple) {
                    this.emit("successmultiple", files, responseText, e);
                    this.emit("completemultiple", files);
                }
                if (this.options.autoProcessQueue) {
                    return this.processQueue();
                }
            };

            Dropzone.prototype._errorProcessing = function(files, message, xhr) {
                var file, _i, _len;
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    file.status = Dropzone.ERROR;
                    this.emit("error", file, message, xhr);
                    this.emit("complete", file);
                }
                if (this.options.uploadMultiple) {
                    this.emit("errormultiple", files, message, xhr);
                    this.emit("completemultiple", files);
                }
                if (this.options.autoProcessQueue) {
                    return this.processQueue();
                }
            };

            return Dropzone;

        })(Em);

        Dropzone.version = "3.10.2";

        Dropzone.options = {};

        Dropzone.optionsForElement = function(element) {
            if (element.getAttribute("id")) {
                return Dropzone.options[camelize(element.getAttribute("id"))];
            } else {
                return void 0;
            }
        };

        Dropzone.instances = [];

        Dropzone.forElement = function(element) {
            if (typeof element === "string") {
                element = document.querySelector(element);
            }
            if ((element != null ? element.dropzone : void 0) == null) {
                throw new Error(
                    "No Dropzone found for given element. This is probably because you're trying to access it before Dropzone had the time to initialize. Use the `init` option to setup any additional observers on your Dropzone.");
            }
            return element.dropzone;
        };

        Dropzone.autoDiscover = true;

        Dropzone.discover = function() {
            var checkElements, dropzone, dropzones, _i, _len, _results;
            if (document.querySelectorAll) {
                dropzones = document.querySelectorAll(".dropzone");
            } else {
                dropzones = [];
                checkElements = function(elements) {
                    var el, _i, _len, _results;
                    _results = [];
                    for (_i = 0, _len = elements.length; _i < _len; _i++) {
                        el = elements[_i];
                        if (/(^| )dropzone($| )/.test(el.className)) {
                            _results.push(dropzones.push(el));
                        } else {
                            _results.push(void 0);
                        }
                    }
                    return _results;
                };
                checkElements(document.getElementsByTagName("div"));
                checkElements(document.getElementsByTagName("form"));
            }
            _results = [];
            for (_i = 0, _len = dropzones.length; _i < _len; _i++) {
                dropzone = dropzones[_i];
                if (Dropzone.optionsForElement(dropzone) !== false) {
                    _results.push(new Dropzone(dropzone));
                } else {
                    _results.push(void 0);
                }
            }
            return _results;
        };

        Dropzone.blacklistedBrowsers = [/opera.*Macintosh.*version\/12/i];

        Dropzone.isBrowserSupported = function() {
            var capableBrowser, regex, _i, _len, _ref;
            capableBrowser = true;
            if (window.File &&
                window.FileReader &&
                window.FileList &&
                window.Blob &&
                window.FormData &&
                document.querySelector) {
                if (!("classList" in document.createElement("a"))) {
                    capableBrowser = false;
                } else {
                    _ref = Dropzone.blacklistedBrowsers;
                    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                        regex = _ref[_i];
                        if (regex.test(navigator.userAgent)) {
                            capableBrowser = false;
                            continue;
                        }
                    }
                }
            } else {
                capableBrowser = false;
            }
            return capableBrowser;
        };

        without = function(list, rejectedItem) {
            var item, _i, _len, _results;
            _results = [];
            for (_i = 0, _len = list.length; _i < _len; _i++) {
                item = list[_i];
                if (item !== rejectedItem) {
                    _results.push(item);
                }
            }
            return _results;
        };

        camelize = function(str) {
            return str.replace(/[\-_](\w)/g,
                function(match) {
                    return match.charAt(1).toUpperCase();
                });
        };

        Dropzone.createElement = function(string) {
            var div;
            div = document.createElement("div");
            div.innerHTML = string;
            return div.childNodes[0];
        };

        Dropzone.elementInside = function(element, container) {
            if (element === container) {
                return true;
            }
            while (element = element.parentNode) {
                if (element === container) {
                    return true;
                }
            }
            return false;
        };

        Dropzone.getElement = function(el, name) {
            var element;
            if (typeof el === "string") {
                element = document.querySelector(el);
            } else if (el.nodeType != null) {
                element = el;
            }
            if (element == null) {
                throw new Error("Invalid `" +
                    name +
                    "` option provided. Please provide a CSS selector or a plain HTML element.");
            }
            return element;
        };

        Dropzone.getElements = function(els, name) {
            var e, el, elements, _i, _j, _len, _len1, _ref;
            if (els instanceof Array) {
                elements = [];
                try {
                    for (_i = 0, _len = els.length; _i < _len; _i++) {
                        el = els[_i];
                        elements.push(this.getElement(el, name));
                    }
                } catch (_error) {
                    e = _error;
                    elements = null;
                }
            } else if (typeof els === "string") {
                elements = [];
                _ref = document.querySelectorAll(els);
                for (_j = 0, _len1 = _ref.length; _j < _len1; _j++) {
                    el = _ref[_j];
                    elements.push(el);
                }
            } else if (els.nodeType != null) {
                elements = [els];
            }
            if (!((elements != null) && elements.length)) {
                throw new Error("Invalid `" +
                    name +
                    "` option provided. Please provide a CSS selector, a plain HTML element or a list of those.");
            }
            return elements;
        };

        Dropzone.confirm = function(question, accepted, rejected) {
            if (window.confirm(question)) {
                return accepted();
            } else if (rejected != null) {
                return rejected();
            }
        };

        Dropzone.isValidFile = function(file, acceptedFiles) {
            var baseMimeType, mimeType, validType, _i, _len;
            if (!acceptedFiles) {
                return true;
            }
            acceptedFiles = acceptedFiles.split(",");
            mimeType = file.type;
            baseMimeType = mimeType.replace(/\/.*$/, "");
            for (_i = 0, _len = acceptedFiles.length; _i < _len; _i++) {
                validType = acceptedFiles[_i];
                validType = validType.trim();
                if (validType.charAt(0) === ".") {
                    if (file.name.toLowerCase()
                        .indexOf(validType.toLowerCase(), file.name.length - validType.length) !==
                        -1) {
                        return true;
                    }
                } else if (/\/\*$/.test(validType)) {
                    if (baseMimeType === validType.replace(/\/.*$/, "")) {
                        return true;
                    }
                } else {
                    if (mimeType === validType) {
                        return true;
                    }
                }
            }
            return false;
        };

        if (typeof jQuery !== "undefined" && jQuery !== null) {
            jQuery.fn.dropzone = function(options) {
                return this.each(function() {
                    return new Dropzone(this, options);
                });
            };
        }

        if (typeof module !== "undefined" && module !== null) {
            module.exports = Dropzone;
        } else {
            window.Dropzone = Dropzone;
        }

        Dropzone.ADDED = "added";

        Dropzone.QUEUED = "queued";

        Dropzone.ACCEPTED = Dropzone.QUEUED;

        Dropzone.UPLOADING = "uploading";

        Dropzone.PROCESSING = Dropzone.UPLOADING;

        Dropzone.CANCELED = "canceled";

        Dropzone.ERROR = "error";

        Dropzone.SUCCESS = "success";


        /*
        
        Bugfix for iOS 6 and 7
        Source: http://stackoverflow.com/questions/11929099/html5-canvas-drawimage-ratio-bug-ios
        based on the work of https://github.com/stomita/ios-imagefile-megapixel
         */

        detectVerticalSquash = function(img) {
            var alpha, canvas, ctx, data, ey, ih, iw, py, ratio, sy;
            iw = img.naturalWidth;
            ih = img.naturalHeight;
            canvas = document.createElement("canvas");
            canvas.width = 1;
            canvas.height = ih;
            ctx = canvas.getContext("2d");
            ctx.drawImage(img, 0, 0);
            data = ctx.getImageData(0, 0, 1, ih).data;
            sy = 0;
            ey = ih;
            py = ih;
            while (py > sy) {
                alpha = data[(py - 1) * 4 + 3];
                if (alpha === 0) {
                    ey = py;
                } else {
                    sy = py;
                }
                py = (ey + sy) >> 1;
            }
            ratio = py / ih;
            if (ratio === 0) {
                return 1;
            } else {
                return ratio;
            }
        };

        drawImageIOSFix = function(ctx, img, sx, sy, sw, sh, dx, dy, dw, dh) {
            var vertSquashRatio;
            vertSquashRatio = detectVerticalSquash(img);
            return ctx.drawImage(img, sx, sy, sw, sh, dx, dy, dw, dh / vertSquashRatio);
        };


        /*
         * contentloaded.js
         *
         * Author: Diego Perini (diego.perini at gmail.com)
         * Summary: cross-browser wrapper for DOMContentLoaded
         * Updated: 20101020
         * License: MIT
         * Version: 1.2
         *
         * URL:
         * http://javascript.nwbox.com/ContentLoaded/
         * http://javascript.nwbox.com/ContentLoaded/MIT-LICENSE
         */

        contentLoaded = function(win, fn) {
            var add, doc, done, init, poll, pre, rem, root, top;
            done = false;
            top = true;
            doc = win.document;
            root = doc.documentElement;
            add = (doc.addEventListener ? "addEventListener" : "attachEvent");
            rem = (doc.addEventListener ? "removeEventListener" : "detachEvent");
            pre = (doc.addEventListener ? "" : "on");
            init = function(e) {
                if (e.type === "readystatechange" && doc.readyState !== "complete") {
                    return;
                }
                (e.type === "load" ? win : doc)[rem](pre + e.type, init, false);
                if (!done && (done = true)) {
                    return fn.call(win, e.type || e);
                }
            };
            poll = function() {
                var e;
                try {
                    root.doScroll("left");
                } catch (_error) {
                    e = _error;
                    setTimeout(poll, 50);
                    return;
                }
                return init("poll");
            };
            if (doc.readyState !== "complete") {
                if (doc.createEventObject && root.doScroll) {
                    try {
                        top = !win.frameElement;
                    } catch (_error) {
                    }
                    if (top) {
                        poll();
                    }
                }
                doc[add](pre + "DOMContentLoaded", init, false);
                doc[add](pre + "readystatechange", init, false);
                return win[add](pre + "load", init, false);
            }
        };

        Dropzone._autoDiscoverFunction = function() {
            if (Dropzone.autoDiscover) {
                return Dropzone.discover();
            }
        };

        contentLoaded(window, Dropzone._autoDiscoverFunction);

    }).call(this);

    return module.exports;
}));
